Aihua Instruments
Aihua Instruments
USB Microphone
USB Microphone USB Microphone USB Microphone USB Microphone
USB Microphone
USB microphone model iSV1611 is a kind of digital microphone with USB interface, composed of measurement microphone, preamplifier, 16 bit A/D and USB interface which can be used with the Apps on smartphone, tablet or the program on PC.
Smartphone or tablet or computer will get the digital signal data through USB cable connecting with iSV1611, combining the program installed on smart device, just be a unit of digital sound level meter or real time signal analyzer can do integral measurement, statistical measurement, Octave, 1/3 Octave and FFT analysis.
Because the digital signal is from USB microphone instead of the built-in microphone on smart device, its application meet for the standard IEC 61672 Class 1 and IEC 61260 Class 1.
Please select the operation you need
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Product Uses

■  Precision acoustic measurements

■  Noise level  measurement

Technical Specifications


    iSV1611 USB Microphone

    A/D Sample Frequency

    48 kHz, 96kHz, 192kHz



    Microphone interface


    Electrical noise floo


    Acoustical noise floor


    Max input SPL


    Typical Sensitivity Level

    -28 dB (Ref. 1 V/Pa as referenced 0 dB)

    VID PID Programmable


    USB Interface Standard

    USB2.0, downward compatibility USB 1.1 standard 


    φ20×165 (mm) (1/2", Outer diameter of protector coverφ13.2mm)


    96 g

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